Основные обновления:1. Fixed not worked sometimes playback and downloading all YouTube videos, and in some cases not worked playback and downloading only some YouTube videos.2. Fixed not worked playback music from Zajcev.net.3. Now any updates to playlist are saved immediately on disk without any overloading UI. Before updates to disk were saved only at player exit even when playlists had not updates.4. Now after adding music/videos to playlist metadata will be read only for visible playlist items to save CPU and disk usage.5. Fixed a few UI locking and in some cases crashes during adding 2k and more files from hard disk to playlist.6. Optimized adding to playlist ~ 20k and more files, saving, moving, loading. We load now playlist content only if playlist selected and not at player start like to before.7. Reduced a lot memory used by playlists, we have from 2 up to 12 times less memory used by playlists in new version if compare to 2.0.8.8. Fixed not cancelled downloading (it works behind) if remove download item from 'My downloads' playlist.

Ниже приводится более подробный список исправлений:1. Optimized a lot perfomance in working left panel. It works more smoothly and faster now and uses less CPU resources.2. Playlist will be NOT renamed to empty if change playlist's name to empty and try to save (press 'enter' or move focus to another control).3. During playlist name edition replaced incorrect context menu to correct with 'Copy/Paste' options.4. During playlist name edition Ctrl+X, Ctrl+C and Ctrl+V works now.5. Fixed incorrect shown selected playlist as active in left panel when move cursor to 'Create a new playlist' field.6. Fixed absent white highlighting of playlist name during mouse hover over playlist name in left panel.7. Fixed absent updating edited playlist name after moving focus to another control.8. During expanding section in left panel removed selection first playlist in section.9. Show drag&drop forbidden mouse icon if drag&drop 'My Tracks' playlist to 'Videos' section in left panel.10. Show drag&drop forbidden mouse icon if drag&drop 'My Videos'/'My Downloads' playlists to 'Music' section in left panel.11. Added white highlighting of playlist name in left panel if drag&drop over it.12. Removed delay in expanding section in left panel with active playlist at player start.13. Added support drag&drop text to edit playlist name field.14. Fixed potential crash if remove last playlist in 'Music' or 'Videos' sections.15. Removed repeated loading BBC/Billboard/Last.fm/VK playlists data if select playlist second time and data loading is still in progress.16. Fixed incorrect shown tooltip value after changed button state and if mouse over button this time.17. Improved perfomance of using buttons with images.18. Improved perfomance of hidding/showing left panel. Less memory and CPU usage if left panel is hidden.19. Optimized SoundCloud work.20. Removed freezing UI a bit at player start (noteable if resize player).21. Optimized and improved a lot perfomance during adding items to playlist.22. Fixed huge increasing memory usage and then player crash if add a lot of files to playlist.23. Fixed UI locking during adding a lot of files from disk to playlist, show loading animation now this time.24. Added saving playlist content every 5 seconds during adding a lot of files from disk (if very long operation).25. Now user playlists are loaded only after selecting playlist.26. Removed saving playlists data on disk at player exit as all updates to playlist are saved now to disk immediately after changes.27. Now reading metadata will be processed only for visible playlist items to save CPU/disk usage after adding tracks/videos to playlist.28. Changed parsing metadata(duration, title) direction from bottom-to-top on top-to-bottom.29. Fixed long player exit after adding a lot of files from disk to playlist and close player when metadata is beeing parsed still.30. Reduced number of data updates for row in playlist UI after parsing item metadata to 1 update instead of 1-3 before.31. Improved navigation between playlists in left panel.32. In left panel show now section name if select playlist by mouse/keyboard and enough space to show section name.33. In left panel removed functionality to move scrolling to 'My Tracks' or 'My Videos' section during adding file(s) if playback not started from playlist located in this section.34. Fixed incorrect shuffle work if clear playlist and then add new tracks/videos to playlist.35. Fixed incorrect blue highlighting playlist if clear all tracks/videos in playlist.36. Changed work of 'Previous'/'Next' buttons to play tracks/videos from visible playlist if before all tracks/videos were removed in playable playlist.37. Fixed not worked sometimes playback of any YouTube videos.38. Fixed not worked sometimes downloading of any YouTube videos.39. Fixed not worked playback of some YouTube videos.40. Fixed not worked downloading of some YouTube videos.41. Fixed not worked playback from Zaycev.net.42. Now starting downloading from 'My downloads' will not create new copy of this video for downloading.43. Now after removing download item from 'My downloads' downloading is cancelled too.44. Now drag&drop tracks/videos on playlist will add new tracks/videos all time in the begin of list.45. Fixed increasing a lot memory usage and long UI locking during moving item in the middle/end of playlist with ~2k+ items.46. Fixed UI locking if add 2k tracks to playlist that has 3k-5k+ tracks and before playlist has been scrolled to the middle.47. Reduced a lot memory usage during scrolling playlist.